switch case method c# code example
Example 1: c# switct case
using System;
public class Example
{
public static void Main()
{
int caseSwitch = 1;
switch (caseSwitch)
{
case 1:
Console.WriteLine("Case 1");
break;
case 2:
Console.WriteLine("Case 2");
break;
default:
Console.WriteLine("Default case");
break;
}
}
}
Example 2: c# switch
string commandName = "start";
switch (commandName)
{
case "start":
Console.WriteLine("Starting service...");
StartService();
break;
case "stop":
Console.WriteLine("Stopping service...");
StopService();
break;
default:
Console.WriteLine(String.Format("Unknown command: {0}", commandName));
break;
}
Example 3: Type in switch case argument c#
switch(shape)
{
case Circle c:
WriteLine($"circle with radius {c.Radius}");
break;
case Rectangle s when (s.Length == s.Height):
WriteLine($"{s.Length} x {s.Height} square");
break;
case Rectangle r:
WriteLine($"{r.Length} x {r.Height} rectangle");
break;
default:
WriteLine("<unknown shape>");
break;
case null:
throw new ArgumentNullException(nameof(shape));
}